Axia College MaterialAppendix DThe EnvironmentEnvironmental and wildlife preservation ensures future generations will have available resources and can enjoy the beauty of Earth. On the other hand, some of the damage humans have already done to the environment is expensive and time consuming to eradicate. Application PracticeAnswer the following questions. Use Equation Editor to write mathematical expressions and equations. First, save this file to your hard drive by selecting Save As from the Filemenu. Click the white space below each question to maintain proper formatting. 1.The cost, in millions of dollars, to remove x% of pollution in a lake modeled by xC2200000,6-=a.What is the cost to remove 75% of the pollutant?b.What is the cost to remove 90% of the pollutant?c.What is the cost to remove 99% of the pollutant?d.For what value is this equation undefined?e.Do the answers to sections a. through d. match your expectations? Explain why or why not.

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